To save this word, you'll need to log in.
mag·ne·to·sphere | \ mag-ˈnē-tə-ˌsfir 
, -ˈne- \
, -ˈne- \Definition of magnetosphere
: a region of space surrounding a celestial object (such as a planet or star) that is dominated by the object's magnetic field so that charged particles are trapped in it
Keep scrolling for more
Other Words from magnetosphere
magnetospheric \ mag-ˌnē-tə-ˈsfir-ik , -ˈsfer- , -ˌne- \ adjective
, -ˈsfer- , -ˌne- \ adjectiveExamples of magnetosphere in a Sentence
Recent Examples on the Web The axis of Uranus' magnetosphere is also 60 degrees off of its spin axis, creating a significant wobble in its magnetic field.
—
Jennifer Leman, Popular Mechanics, "Uranus, No Joke, Is Leaking Gas," 27 Mar. 2020 Solar, or geomagnetic, storms are disturbances in Earth’s magnetosphere or magnetic field caused by changes in solar wind.
—
Fox News, "Sun's 'boiling' surface revealed in historic high-res images captured by solar telescope," 31 Jan. 2020 In 2012, scientists observed a real-life radiation scrub in progress as the Van Allen Probes circled Earth to explore its radiation belts and magnetosphere.
—
Caroline Delbert, Popular Mechanics, "How Would You Scrub Radiation from Space After a Nuclear Attack?," 27 Dec. 2019 Such a planet would be buffeted by a stronger stellar wind—offering more electrons to be whipped up by the planet's magnetosphere into a signal that could be a million times stronger than Jupiter's.
—
Daniel Clery, Science | AAAS, "This telescope could ‘see’ inside alien worlds for the first time," 9 Oct. 2019 The Earth's magnetosphere is sensitive to deviated solar winds.
—
Daisy Hernandez, Popular Mechanics, "How to See the Northern Lights This Weekend," 30 Aug. 2019 Juno entered the magnetosphere on June 24, 2016, and encountered what is known as a bow shock—a kind of stationary shock wave where the magnetic field begins to drive away solar wind particles.
—
Jay Bennett, Popular Mechanics, "The Juno Spacecraft Reveals New Mysteries at Jupiter," 25 May 2017 High-frequency waves can knock out of the magnetosphere to the ionosphere, which creates the green picket fences.
—
David Grossman, Popular Mechanics, "The Science Behind Earth's Strangest Light Phenomena," 29 Apr. 2019 So scientists analyzed data from satellite footage of STEVE events between April 2008 and May 2016 to measure electric and magnetic fields in the magnetosphere.
—
David Grossman, Popular Mechanics, "The Science Behind Earth's Strangest Light Phenomena," 29 Apr. 2019
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnetosphere.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Keep scrolling for more
Comments on magnetosphere
What made you want to look up magnetosphere? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
May 2020 Words of the Day Quiz
- Which is a synonym of exiguous?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share magnetosphere
Time Traveler for magnetosphere
The first known use of magnetosphere was in 1959
See more words from the same year